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Pawangunjkar

Observability MCP Server

by Pawangunjkar

obs_grafana_alerts

Lists Grafana alert rules to help identify active alerts and investigate request failures without opening Grafana.

Instructions

List Grafana alert rules.

Input Schema

TableJSON Schema
NameRequiredDescriptionDefault
session_nameNodefault

Output Schema

TableJSON Schema
NameRequiredDescriptionDefault
resultYes

Schema Changelog

Changes observed during successful MCP inspections.

  1. First observedv1.0.0

TDQS

D1.9/5.0
Behavior2/5

Does the description disclose side effects, auth requirements, rate limits, or destructive behavior?

With no annotations provided, the description carries the full burden of behavioral disclosure. It only implies a read-only listing action but says nothing about output format, pagination, potential side effects, or any constraints. This is a significant gap for a tool with no annotation coverage.

Agents need to know what a tool does to the world before calling it. Descriptions should go beyond structured annotations to explain consequences.

Conciseness2/5

Is the description appropriately sized, front-loaded, and free of redundancy?

The description is extremely short, but that is not conciseness—it is under-specification. It omits essential information that would be needed to use the tool correctly, making it inefficient rather than concise.

Shorter descriptions cost fewer tokens and are easier for agents to parse. Every sentence should earn its place.

Completeness2/5

Given the tool's complexity, does the description cover enough for an agent to succeed on first attempt?

The tool has an output schema, but the description does not mention what the tool returns or any operational details. Given the lack of annotations and parameter documentation, this description is far from complete for an agent to invoke the tool confidently.

Complex tools with many parameters or behaviors need more documentation. Simple tools need less. This dimension scales expectations accordingly.

Parameters1/5

Does the description clarify parameter syntax, constraints, interactions, or defaults beyond what the schema provides?

The schema has one parameter, session_name, with no description, and schema coverage is 0%. The description fails to explain what this parameter means or how it affects the call. An agent has no clue about the parameter's purpose or valid values.

Input schemas describe structure but not intent. Descriptions should explain non-obvious parameter relationships and valid value ranges.

Purpose3/5

Does the description clearly state what the tool does and how it differs from similar tools?

The description states a clear action and resource: 'List Grafana alert rules.' However, it essentially restates the tool name, which already includes 'grafana' and 'alerts'. It does not differentiate from siblings like obs_grafana_datasources beyond the explicit resource, but that is minimal.

Agents choose between tools based on descriptions. A clear purpose with a specific verb and resource helps agents select the right tool.

Usage Guidelines1/5

Does the description explain when to use this tool, when not to, or what alternatives exist?

There is no guidance on when to use this tool versus alternatives. It does not mention any context, prerequisites, or exclusions. The description provides zero direction for an agent deciding between this and the many other obs_* tools.

Agents often have multiple tools that could apply. Explicit usage guidance like "use X instead of Y when Z" prevents misuse.